Expose video codec type in MediaMetadataRetriever

bug: 163086057
test: android.media.cts.MediaMetadataRetriever

Change-Id: I337963b6e377001002170359d7d2a7300e3f59bc
diff --git a/non-updatable-api/module-lib-current.txt b/non-updatable-api/module-lib-current.txt
index 6e3cec6..b19ce48 100644
--- a/non-updatable-api/module-lib-current.txt
+++ b/non-updatable-api/module-lib-current.txt
@@ -53,6 +53,10 @@
     field public static final int FLAG_FROM_KEY = 4096; // 0x1000
   }
 
+  public class MediaMetadataRetriever implements java.lang.AutoCloseable {
+    field public static final int METADATA_KEY_VIDEO_CODEC_MIME_TYPE = 40; // 0x28
+  }
+
 }
 
 package android.media.session {